54719647 has 2 divisors, whose sum is σ = 54719648. Its totient is φ = 54719646.

The previous prime is 54719597. The next prime is 54719653. The reversal of 54719647 is 74691745.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54719647 - 2⁷ = 54719519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54719657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27359823 + 27359824.

It is an arithmetic number, because the mean of its divisors is an integer number (27359824).

Almost surely, 2^54719647 is an apocalyptic number.

54719647 is a deficient number, since it is larger than the sum of its proper divisors (1).

54719647 is an equidigital number, since it uses as much as digits as its factorization.

54719647 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 211680, while the sum is 43.

The square root of 54719647 is about 7397.2729434569. The cubic root of 54719647 is about 379.6479819450.

The spelling of 54719647 in words is "fifty-four million, seven hundred nineteen thousand, six hundred forty-seven".